[PATCH] user32: Fix checkbox wrong box alignment with BS_VCENTER.

[Zhiyi Zhang]

BS_VCENTER shares bit field with BS_TOP and BS_BOTTOM. Thus
the condition can't base on only logic AND.

Signed-off-by: Zhiyi Zhang 
---
 dlls/user32/button.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/user32/button.c b/dlls/user32/button.c
index adfb6a91ff..7684e7f2fa 100644
--- a/dlls/user32/button.c
+++ b/dlls/user32/button.c
@@ -902,14 +902,14 @@ static void CB_Paint( HWND hwnd, HDC hDC, UINT action )
    /* rbox must have the correct height */
    delta = rbox.bottom - rbox.top - checkBoxHeight;
    
-	if (style & BS_TOP) {
+	if ((style & BS_VCENTER) == BS_TOP) {
        if (delta > 0) {
    	rbox.bottom = rbox.top + checkBoxHeight;
        } else { 
    	rbox.top -= -delta/2 + 1;
    	rbox.bottom = rbox.top + checkBoxHeight;
        }
-	} else if (style & BS_BOTTOM) {
+	} else if ((style & BS_VCENTER) == BS_BOTTOM) {
        if (delta > 0) {
    	rbox.top = rbox.bottom - checkBoxHeight;
        } else {